Imatran Voima
E1030910
Imatran Voima is a Finnish energy company historically known for operating major hydropower plants and playing a central role in Finland’s electricity production.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Imatran Seudun Sähkö | 1 |
| Imatran Voima canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13279511 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Imatran Voima Context triple: [Imatra hydropower plant, operator, Imatran Voima]
-
A.
Imatran Pallo-Veikot
Imatran Pallo-Veikot is a Finnish sports club best known for its football activities, based in the town of Imatra.
-
B.
Ilves
Ilves is a prominent Finnish sports club from Tampere best known for its ice hockey team competing in the country’s top professional league.
-
C.
Saimaan Pallo
Saimaan Pallo is a Finnish professional ice hockey club based in Lappeenranta that competes in the country’s top-tier league, Liiga.
-
D.
Vaasan Sport
Vaasan Sport is a Finnish professional ice hockey club based in the city of Vaasa that competes in the country’s top leagues.
-
E.
Sampo
Sampo is a mysterious, magical artifact in Finnish mythology and the national epic Kalevala, often depicted as a mill that produces endless prosperity and good fortune.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Imatran Voima Target entity description: Imatran Voima is a Finnish energy company historically known for operating major hydropower plants and playing a central role in Finland’s electricity production.
-
A.
Imatran Pallo-Veikot
Imatran Pallo-Veikot is a Finnish sports club best known for its football activities, based in the town of Imatra.
-
B.
Ilves
Ilves is a prominent Finnish sports club from Tampere best known for its ice hockey team competing in the country’s top professional league.
-
C.
Saimaan Pallo
Saimaan Pallo is a Finnish professional ice hockey club based in Lappeenranta that competes in the country’s top-tier league, Liiga.
-
D.
Vaasan Sport
Vaasan Sport is a Finnish professional ice hockey club based in the city of Vaasa that competes in the country’s top leagues.
-
E.
Sampo
Sampo is a mysterious, magical artifact in Finnish mythology and the national epic Kalevala, often depicted as a mill that produces endless prosperity and good fortune.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
electricity company
ⓘ
energy company ⓘ state-owned enterprise ⓘ |
| activity |
electricity distribution
ⓘ
electricity transmission ⓘ hydropower generation ⓘ |
| country | Finland ⓘ |
| energySource | hydropower ⓘ |
| headquartersLocation | Finland ⓘ |
| historicalSignificance |
development of Finnish power system
ⓘ
expansion of hydropower in Finland ⓘ |
| industry |
electric power generation
ⓘ
energy ⓘ |
| mergedInto | Fortum ⓘ |
| notableFor |
central role in Finland’s electricity production
ⓘ
operating major hydropower plants in Finland ⓘ |
| operated |
Imatra hydropower plant
ⓘ
hydropower plants on the Vuoksi River ⓘ |
| operatedIn |
20th century
ⓘ
Finland ⓘ |
| ownedBy |
Government of Finland
ⓘ
linked to:
Finnish government
|
| owner |
Government of Finland
ⓘ
linked to:
Finnish government
|
| predecessorOf | Fortum ⓘ |
| role | major electricity producer in Finland ⓘ |
| sector | electricity ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Imatran Voima Description of subject: Imatran Voima is a Finnish energy company historically known for operating major hydropower plants and playing a central role in Finland’s electricity production.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Imatran Voima